Race Bank OFTO

Offshore GridOperationalGB565 MW220 kV171.7 km

Basic Information

Also known as:Race Bank Offshore Transmission Owner, Race Bank transmission assets, Race Bank OFTO TR5, Diamond Transmission Partners Race Bank OFTO, ROW01 Transmission Assets

Status:Operational

Capacity:565 MW

Transmission Model:Developer Build & Transfer

Owners:

DTUK BLK Bidco Holdings Limited (ultimate controller BlackRock)(51%)

HICL Infrastructure(49%)

Project Company:

Diamond Transmission Partners RB Limited

Type:offshore grid

Expected Life:20 years

Website:www.diamondtransmissionpartners.com

Description:

Race Bank OFTO is the high-voltage HVAC transmission link that conveys electricity from the Race Bank offshore wind farm (573 MW) to the onshore National Grid at Walpole (Norfolk). The transmission system comprises two 220 kV offshore substations which collect power at 34 kV from the turbine array and step...

Supply Chain (0)

Project Timeline (0)

No lifecycle events recorded yet.

Route

	Greater Wash / North Sea	North Sea	Norfolk
Landfall	N/A	N/A	—
Grid Connection	—	—	Walpole 400 kV substation (National Grid)

Greater Wash / North Sea

Landfall:N/A

Grid:—

North Sea

Landfall:N/A

Grid:—

Norfolk

Landfall:—

Grid:Walpole 400 kV substation (National Grid)

Financial

£472.5M€704.1M adj.€7.26k/MW-km

www.ofgem.gov.uk (Oct 2019)

CAPEX:£472.5M

Adjusted to 2025¹:€704.1M

Cost Intensity¹:€7.26k per MW-km

Estimate Date:Oct 2019

Source:www.ofgem.gov.uk

Notes:

Final Transfer Value (FTV) for the Race Bank OFTO as assessed by Ofgem — the amount to be paid to the developer by the OFTO for the transmission assets. (Developer's...

¹ Cost inflated in local currency then converted to euros (where applicable).

Cable Specifications

Race Bank North — Onshore Export Cable

The Wash, Norfolk, United Kingdom

1 × 220 kV HVAC · 82.6 km

System:1 × 220 kV HVAC

Route length:82.6 km(71 subsea · 11.6 land)

Race Bank South — Onshore Export Cable

The Wash, Norfolk, United Kingdom

1 × 220 kV HVAC · 82.6 km

System:1 × 220 kV HVAC

Route length:82.6 km(71 subsea · 11.6 land)

Race Bank Offshore Interlink (North–South)

1 × 220 kV HVAC · 6.5 km

System:1 × 220 kV HVAC

Route length:6.5 km(6.5 subsea)

Collector Stations

Race Bank North Offshore Substation

Race Bank North offshore substation (Race Bank offshore wind farm), United Kingdom

220 kV · offshore

Rating:220 kV

Location:offshore

Race Bank South Offshore Substation

Race Bank (South offshore substation), United Kingdom

220 kV · offshore

Rating:220 kV

Location:offshore

Walpole 400 kV substation

Walpole, Norfolk (NGET Walpole 400 kV substation), United Kingdom

400 kV · onshore

Rating:400 kV

Location:onshore